.mainNav {
    width: 100%;
    height: 376px;
    padding-top: 33px;
}

.navContentCenter {
    width: 1200px;
    height: 100%;
    margin: auto;
}

.navContentCenter .aside {
    float: left;
    height: 100%;
    width: 306px;
}

.aside .asideList li {
    width: 100%;
    height: 47px;
    line-height: 47px;
    position: relative;
}

.aside .asideList li h2 {
    float: left;
    margin-right: 12px;
    font-size: 18px;
}

.aside .asideList li h2 p {
    float: left;
}

.aside .asideList li p a {
    float: left;
    margin-right: 24px;
}

.aside .asideList li p a:hover {
    text-decoration: underline;
}

.aside .asideList li i {
    position: absolute;
    top: 19px;
    right: 8px;
    width: 6px;
    height: 11px;
    background: url(../images/main_list_arrow.png) no-repeat 0 0;
}

.banner {
    float: right;
    width: 840px;
    height: 346px;
    background-color: aqua;
    margin-top: 13px;
    position: relative;
    overflow: hidden;
}


/* 设置相同的样式 可复用习惯 */

.banner .bannerBtn span {
    position: absolute;
    top: 50%;
    width: 60px;
    height: 60px;
    margin-top: -30px;
    background: url(../images/banner_arrow_left.png) no-repeat center center;
    cursor: pointer;
}

.banner .bannerBtn .rightBtn {
    right: 0;
    background-image: url(../images/banner_arrow_right.png);
}

.banner .bannerBtn .leftBtn:hover {
    background-image: url(../images/banner_arrow_left_highlight.png);
}

.banner .bannerBtn .rightBtn:hover {
    background-image: url(../images/banner_arrow_right_highlight.png);
}

.banner ol {
    position: absolute;
    bottom: 16px;
    left: 50%;
    width: 75px;
    height: 6px;
    margin-left: -37.5px;
}

.banner ol li {
    float: left;
    width: 7px;
    height: 6px;
    margin: 0 4px;
    border-radius: 3px;
    background-color: rgba(255, 255, 255, 0.4);
}

.banner ol li.current {
    width: 13px;
    margin: 0 1px;
    background-color: #fff;
}